28398656

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:172

約数の個数: 112

約数和(自身を含む): 69128640

約数和(自身を除く): 40729984

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 29, 32, 44, 52, 58, 64, 88, 104, 107, 116, 143, 176, 208, 214, 232, 286, 319, 352, 377, 416, 428, 464, 572, 638, 704, 754, 832, 856, 928, 1144, 1177, 1276, 1391, 1508, 1712, 1856, 2288, 2354, 2552, 2782, 3016, 3103, 3424, 4147, 4576, 4708, 5104, 5564, 6032, 6206, 6848, 8294, 9152, 9416, 10208, 11128, 12064, 12412, 15301, 16588, 18832, 20416, 22256, 24128, 24824, 30602, 33176, 34133, 37664, 40339, 44512, 49648, 61204, 66352, 68266, 75328, 80678, 89024, 99296, 122408, 132704, 136532, 161356, 198592, 244816, 265408, 273064, 322712, 443729, 489632, 546128, 645424, 887458, 979264, 1092256, 1290848, 1774916, 2184512, 2581696, 3549832, 7099664, 14199328, 28398656]

約数ペア:

[(1, 28398656), (2, 14199328), (4, 7099664), (8, 3549832), (11, 2581696), (13, 2184512), (16, 1774916), (22, 1290848), (26, 1092256), (29, 979264), (32, 887458), (44, 645424), (52, 546128), (58, 489632), (64, 443729), (88, 322712), (104, 273064), (107, 265408), (116, 244816), (143, 198592), (176, 161356), (208, 136532), (214, 132704), (232, 122408), (286, 99296), (319, 89024), (352, 80678), (377, 75328), (416, 68266), (428, 66352), (464, 61204), (572, 49648), (638, 44512), (704, 40339), (754, 37664), (832, 34133), (856, 33176), (928, 30602), (1144, 24824), (1177, 24128), (1276, 22256), (1391, 20416), (1508, 18832), (1712, 16588), (1856, 15301), (2288, 12412), (2354, 12064), (2552, 11128), (2782, 10208), (3016, 9416), (3103, 9152), (3424, 8294), (4147, 6848), (4576, 6206), (4708, 6032), (5104, 5564)]